forked from ~ljy/RK356X_SDK_RELEASE
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hc
2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771 
 kernel/include/net/bluetooth/hci_core.h
....@@ -25,14 +25,19 @@
2525 #ifndef __HCI_CORE_H
2626 #define __HCI_CORE_H
2727 
28
+#include <linux/idr.h>
2829 #include <linux/leds.h>
2930 #include <linux/rculist.h>
31
+#include <linux/android_kabi.h>
3032 
3133 #include <net/bluetooth/hci.h>
3234 #include <net/bluetooth/hci_sock.h>
3335 
3436 /* HCI priority */
3537 #define HCI_PRIO_MAX	7
38
+
39
+/* HCI maximum id value */
40
+#define HCI_MAX_ID 10000
3641 
3742 /* HCI Core structures */
3843 struct inquiry_data {
....@@ -88,6 +93,31 @@
8893 	unsigned long		scan_duration;
8994 };
9095 
96
+#define SUSPEND_NOTIFIER_TIMEOUT	msecs_to_jiffies(2000) /* 2 seconds */
97
+
98
+enum suspend_tasks {
99
+	SUSPEND_PAUSE_DISCOVERY,
100
+	SUSPEND_UNPAUSE_DISCOVERY,
101
+
102
+	SUSPEND_PAUSE_ADVERTISING,
103
+	SUSPEND_UNPAUSE_ADVERTISING,
104
+
105
+	SUSPEND_SCAN_DISABLE,
106
+	SUSPEND_SCAN_ENABLE,
107
+	SUSPEND_DISCONNECTING,
108
+
109
+	SUSPEND_POWERING_DOWN,
110
+
111
+	SUSPEND_PREPARE_NOTIFIER,
112
+	__SUSPEND_NUM_TASKS
113
+};
114
+
115
+enum suspended_state {
116
+	BT_RUNNING = 0,
117
+	BT_SUSPEND_DISCONNECT,
118
+	BT_SUSPEND_CONFIGURE_WAKE,
119
+};
120
+
91121 struct hci_conn_hash {
92122 	struct list_head list;
93123 	unsigned int     acl_num;
....@@ -103,11 +133,43 @@
103133 	u8 bdaddr_type;
104134 };
105135 
136
+struct bdaddr_list_with_irk {
137
+	struct list_head list;
138
+	bdaddr_t bdaddr;
139
+	u8 bdaddr_type;
140
+	u8 peer_irk[16];
141
+	u8 local_irk[16];
142
+};
143
+
144
+struct bdaddr_list_with_flags {
145
+	struct list_head list;
146
+	bdaddr_t bdaddr;
147
+	u8 bdaddr_type;
148
+	u32 current_flags;
149
+};
150
+
151
+enum hci_conn_flags {
152
+	HCI_CONN_FLAG_REMOTE_WAKEUP,
153
+	HCI_CONN_FLAG_MAX
154
+};
155
+
156
+#define hci_conn_test_flag(nr, flags) ((flags) & (1U << nr))
157
+
158
+/* Make sure number of flags doesn't exceed sizeof(current_flags) */
159
+static_assert(HCI_CONN_FLAG_MAX < 32);
160
+
106161 struct bt_uuid {
107162 	struct list_head list;
108163 	u8 uuid[16];
109164 	u8 size;
110165 	u8 svc_hint;
166
+};
167
+
168
+struct blocked_key {
169
+	struct list_head list;
170
+	struct rcu_head rcu;
171
+	u8 type;
172
+	u8 val[16];
111173 };
112174 
113175 struct smp_csrk {
....@@ -180,6 +242,24 @@
180242 #define HCI_MAX_ADV_INSTANCES		5
181243 #define HCI_DEFAULT_ADV_DURATION	2
182244 
245
+struct adv_pattern {
246
+	struct list_head list;
247
+	__u8 ad_type;
248
+	__u8 offset;
249
+	__u8 length;
250
+	__u8 value[HCI_MAX_AD_LENGTH];
251
+};
252
+
253
+struct adv_monitor {
254
+	struct list_head patterns;
255
+	bool		active;
256
+	__u16		handle;
257
+};
258
+
259
+#define HCI_MIN_ADV_MONITOR_HANDLE		1
260
+#define HCI_MAX_ADV_MONITOR_NUM_HANDLES	32
261
+#define HCI_MAX_ADV_MONITOR_NUM_PATTERNS	16
262
+
183263 #define HCI_MAX_SHORT_NAME_LENGTH	10
184264 
185265 /* Min encryption key size to match with SMP */
....@@ -191,6 +271,8 @@
191271 /* Default min/max age of connection information (1s/3s) */
192272 #define DEFAULT_CONN_INFO_MIN_AGE	1000
193273 #define DEFAULT_CONN_INFO_MAX_AGE	3000
274
+/* Default authenticated payload timeout 30s */
275
+#define DEFAULT_AUTH_PAYLOAD_TIMEOUT   0x0bb8
194276 
195277 struct amp_assoc {
196278 	__u16	len;
....@@ -243,6 +325,7 @@
243325 	__u8		stored_num_keys;
244326 	__u8		io_capability;
245327 	__s8		inq_tx_power;
328
+	__u8		err_data_reporting;
246329 	__u16		page_scan_interval;
247330 	__u16		page_scan_window;
248331 	__u8		page_scan_type;
....@@ -252,6 +335,14 @@
252335 	__u8		le_scan_type;
253336 	__u16		le_scan_interval;
254337 	__u16		le_scan_window;
338
+	__u16		le_scan_int_suspend;
339
+	__u16		le_scan_window_suspend;
340
+	__u16		le_scan_int_discovery;
341
+	__u16		le_scan_window_discovery;
342
+	__u16		le_scan_int_adv_monitor;
343
+	__u16		le_scan_window_adv_monitor;
344
+	__u16		le_scan_int_connect;
345
+	__u16		le_scan_window_connect;
255346 	__u16		le_conn_min_interval;
256347 	__u16		le_conn_max_interval;
257348 	__u16		le_conn_latency;
....@@ -267,6 +358,10 @@
267358 	__u16		discov_interleaved_timeout;
268359 	__u16		conn_info_min_age;
269360 	__u16		conn_info_max_age;
361
+	__u16		auth_payload_timeout;
362
+	__u8		min_enc_key_size;
363
+	__u8		max_enc_key_size;
364
+	__u8		pairing_opts;
270365 	__u8		ssp_debug_mode;
271366 	__u8		hw_error_code;
272367 	__u32		clock;
....@@ -275,6 +370,17 @@
275370 	__u16		devid_vendor;
276371 	__u16		devid_product;
277372 	__u16		devid_version;
373
+
374
+	__u8		def_page_scan_type;
375
+	__u16		def_page_scan_int;
376
+	__u16		def_page_scan_window;
377
+	__u8		def_inq_scan_type;
378
+	__u16		def_inq_scan_int;
379
+	__u16		def_inq_scan_window;
380
+	__u16		def_br_lsto;
381
+	__u16		def_page_timeout;
382
+	__u16		def_multi_adv_rotation_duration;
383
+	__u16		def_le_autoconnect_timeout;
278384 
279385 	__u16		pkt_type;
280386 	__u16		esco_type;
....@@ -370,6 +476,25 @@
370476 	void			*smp_bredr_data;
371477 
372478 	struct discovery_state	discovery;
479
+
480
+	int			discovery_old_state;
481
+	bool			discovery_paused;
482
+	int			advertising_old_state;
483
+	bool			advertising_paused;
484
+
485
+	struct notifier_block	suspend_notifier;
486
+	struct work_struct	suspend_prepare;
487
+	enum suspended_state	suspend_state_next;
488
+	enum suspended_state	suspend_state;
489
+	bool			scanning_paused;
490
+	bool			suspended;
491
+	u8			wake_reason;
492
+	bdaddr_t		wake_addr;
493
+	u8			wake_addr_type;
494
+
495
+	wait_queue_head_t	suspend_wait_q;
496
+	DECLARE_BITMAP(suspend_tasks, __SUSPEND_NUM_TASKS);
497
+
373498 	struct hci_conn_hash	conn_hash;
374499 
375500 	struct list_head	mgmt_pending;
....@@ -385,6 +510,7 @@
385510 	struct list_head	le_conn_params;
386511 	struct list_head	pend_le_conns;
387512 	struct list_head	pend_le_reports;
513
+	struct list_head	blocked_keys;
388514 
389515 	struct hci_dev_stats	stat;
390516 
....@@ -412,6 +538,9 @@
412538 	__u16			adv_instance_timeout;
413539 	struct delayed_work	adv_instance_expire;
414540 
541
+	struct idr		adv_monitors_idr;
542
+	unsigned int		adv_monitors_cnt;
543
+
415544 	__u8			irk[16];
416545 	__u32			rpa_timeout;
417546 	struct delayed_work	rpa_expired;
....@@ -419,6 +548,11 @@
419548 
420549 #if IS_ENABLED(CONFIG_BT_LEDS)
421550 	struct led_trigger	*power_led;
551
+#endif
552
+
553
+#if IS_ENABLED(CONFIG_BT_MSFTEXT)
554
+	__u16			msft_opcode;
555
+	void			*msft_data;
422556 #endif
423557 
424558 	int (*open)(struct hci_dev *hdev);
....@@ -432,9 +566,22 @@
432566 	int (*post_init)(struct hci_dev *hdev);
433567 	int (*set_diag)(struct hci_dev *hdev, bool enable);
434568 	int (*set_bdaddr)(struct hci_dev *hdev, const bdaddr_t *bdaddr);
569
+	void (*cmd_timeout)(struct hci_dev *hdev);
570
+	bool (*prevent_wake)(struct hci_dev *hdev);
571
+
572
+	ANDROID_KABI_RESERVE(1);
573
+	ANDROID_KABI_RESERVE(2);
574
+	ANDROID_KABI_RESERVE(3);
575
+	ANDROID_KABI_RESERVE(4);
435576 };
436577 
437578 #define HCI_PHY_HANDLE(handle)	(handle & 0xff)
579
+
580
+enum conn_reasons {
581
+	CONN_REASON_PAIR_DEVICE,
582
+	CONN_REASON_L2CAP_CHAN,
583
+	CONN_REASON_SCO_CONNECT,
584
+};
438585 
439586 struct hci_conn {
440587 	struct list_head list;
....@@ -472,6 +619,7 @@
472619 	__u16		disc_timeout;
473620 	__u16		conn_timeout;
474621 	__u16		setting;
622
+	__u16		auth_payload_timeout;
475623 	__u16		le_conn_min_interval;
476624 	__u16		le_conn_max_interval;
477625 	__u16		le_conn_interval;
....@@ -479,10 +627,14 @@
479627 	__u16		le_supv_timeout;
480628 	__u8		le_adv_data[HCI_MAX_AD_LENGTH];
481629 	__u8		le_adv_data_len;
630
+	__u8		le_tx_phy;
631
+	__u8		le_rx_phy;
482632 	__s8		rssi;
483633 	__s8		tx_power;
484634 	__s8		max_tx_power;
485635 	unsigned long	flags;
636
+
637
+	enum conn_reasons conn_reason;
486638 
487639 	__u32		clock;
488640 	__u16		clock_accuracy;
....@@ -517,6 +669,11 @@
517669 	void (*connect_cfm_cb)	(struct hci_conn *conn, u8 status);
518670 	void (*security_cfm_cb)	(struct hci_conn *conn, u8 status);
519671 	void (*disconn_cfm_cb)	(struct hci_conn *conn, u8 reason);
672
+
673
+	ANDROID_KABI_RESERVE(1);
674
+	ANDROID_KABI_RESERVE(2);
675
+	ANDROID_KABI_RESERVE(3);
676
+	ANDROID_KABI_RESERVE(4);
520677 };
521678 
522679 struct hci_chan {
....@@ -527,6 +684,8 @@
527684 	unsigned int	sent;
528685 	__u8		state;
529686 	bool		amp;
687
+
688
+	ANDROID_KABI_RESERVE(1);
530689 };
531690 
532691 struct hci_conn_params {
....@@ -552,6 +711,9 @@
552711 
553712 	struct hci_conn *conn;
554713 	bool explicit_connect;
714
+	u32 current_flags;
715
+
716
+	ANDROID_KABI_RESERVE(1);
555717 };
556718 
557719 extern struct list_head hci_dev_list;
....@@ -571,6 +733,7 @@
571733 	do {							\
572734 		hci_dev_clear_flag(hdev, HCI_LE_SCAN);		\
573735 		hci_dev_clear_flag(hdev, HCI_LE_ADV);		\
736
+		hci_dev_clear_flag(hdev, HCI_LL_RPA_RESOLUTION);\
574737 		hci_dev_clear_flag(hdev, HCI_PERIODIC_INQ);	\
575738 	} while (0)
576739 
....@@ -908,12 +1071,14 @@
9081071 
9091072 struct hci_conn *hci_connect_le_scan(struct hci_dev *hdev, bdaddr_t *dst,
9101073 				     u8 dst_type, u8 sec_level,
911
-				     u16 conn_timeout);
1074
+				     u16 conn_timeout,
1075
+				     enum conn_reasons conn_reason);
9121076 struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst,
9131077 				u8 dst_type, u8 sec_level, u16 conn_timeout,
9141078 				u8 role, bdaddr_t *direct_rpa);
9151079 struct hci_conn *hci_connect_acl(struct hci_dev *hdev, bdaddr_t *dst,
916
-				 u8 sec_level, u8 auth_type);
1080
+				 u8 sec_level, u8 auth_type,
1081
+				 enum conn_reasons conn_reason);
9171082 struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst,
9181083 				 __u16 setting);
9191084 int hci_conn_check_link_mode(struct hci_conn *conn);
....@@ -1050,6 +1215,14 @@
10501215 int hci_recv_diag(struct hci_dev *hdev, struct sk_buff *skb);
10511216 __printf(2, 3) void hci_set_hw_info(struct hci_dev *hdev, const char *fmt, ...);
10521217 __printf(2, 3) void hci_set_fw_info(struct hci_dev *hdev, const char *fmt, ...);
1218
+
1219
+static inline void hci_set_msft_opcode(struct hci_dev *hdev, __u16 opcode)
1220
+{
1221
+#if IS_ENABLED(CONFIG_BT_MSFTEXT)
1222
+	hdev->msft_opcode = opcode;
1223
+#endif
1224
+}
1225
+
10531226 int hci_dev_open(__u16 dev);
10541227 int hci_dev_close(__u16 dev);
10551228 int hci_dev_do_close(struct hci_dev *hdev);
....@@ -1065,8 +1238,22 @@
10651238 
10661239 struct bdaddr_list *hci_bdaddr_list_lookup(struct list_head *list,
10671240 					   bdaddr_t *bdaddr, u8 type);
1241
+struct bdaddr_list_with_irk *hci_bdaddr_list_lookup_with_irk(
1242
+				    struct list_head *list, bdaddr_t *bdaddr,
1243
+				    u8 type);
1244
+struct bdaddr_list_with_flags *
1245
+hci_bdaddr_list_lookup_with_flags(struct list_head *list, bdaddr_t *bdaddr,
1246
+				  u8 type);
10681247 int hci_bdaddr_list_add(struct list_head *list, bdaddr_t *bdaddr, u8 type);
1248
+int hci_bdaddr_list_add_with_irk(struct list_head *list, bdaddr_t *bdaddr,
1249
+				 u8 type, u8 *peer_irk, u8 *local_irk);
1250
+int hci_bdaddr_list_add_with_flags(struct list_head *list, bdaddr_t *bdaddr,
1251
+				   u8 type, u32 flags);
10691252 int hci_bdaddr_list_del(struct list_head *list, bdaddr_t *bdaddr, u8 type);
1253
+int hci_bdaddr_list_del_with_irk(struct list_head *list, bdaddr_t *bdaddr,
1254
+				 u8 type);
1255
+int hci_bdaddr_list_del_with_flags(struct list_head *list, bdaddr_t *bdaddr,
1256
+				   u8 type);
10701257 void hci_bdaddr_list_clear(struct list_head *list);
10711258 
10721259 struct hci_conn_params *hci_conn_params_lookup(struct hci_dev *hdev,
....@@ -1102,6 +1289,8 @@
11021289 struct smp_irk *hci_add_irk(struct hci_dev *hdev, bdaddr_t *bdaddr,
11031290 			    u8 addr_type, u8 val[16], bdaddr_t *rpa);
11041291 void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type);
1292
+bool hci_is_blocked_key(struct hci_dev *hdev, u8 type, u8 val[16]);
1293
+void hci_blocked_keys_clear(struct hci_dev *hdev);
11051294 void hci_smp_irks_clear(struct hci_dev *hdev);
11061295 
11071296 bool hci_bdaddr_is_paired(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type);
....@@ -1124,6 +1313,12 @@
11241313 			 u16 timeout, u16 duration);
11251314 int hci_remove_adv_instance(struct hci_dev *hdev, u8 instance);
11261315 void hci_adv_instances_set_rpa_expired(struct hci_dev *hdev, bool rpa_expired);
1316
+
1317
+void hci_adv_monitors_clear(struct hci_dev *hdev);
1318
+void hci_free_adv_monitor(struct adv_monitor *monitor);
1319
+int hci_add_adv_monitor(struct hci_dev *hdev, struct adv_monitor *monitor);
1320
+int hci_remove_adv_monitor(struct hci_dev *hdev, u16 handle);
1321
+bool hci_is_adv_monitoring(struct hci_dev *hdev);
11271322 
11281323 void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb);
11291324 
....@@ -1187,6 +1382,9 @@
11871382 #define scan_coded(dev) (((dev)->le_tx_def_phys & HCI_LE_SET_PHY_CODED) || \
11881383 			 ((dev)->le_rx_def_phys & HCI_LE_SET_PHY_CODED))
11891384 
1385
+/* Use LL Privacy based address resolution if supported */
1386
+#define use_ll_privacy(dev) ((dev)->le_features[0] & HCI_LE_LL_PRIVACY)
1387
+
11901388 /* Use ext scanning if set ext scan param and ext scan enable is supported */
11911389 #define use_ext_scan(dev) (((dev)->commands[37] & 0x20) && \
11921390 			   ((dev)->commands[37] & 0x40))
....@@ -1236,6 +1434,8 @@
12361434 								__u8 encrypt);
12371435 	void (*key_change_cfm)	(struct hci_conn *conn, __u8 status);
12381436 	void (*role_switch_cfm)	(struct hci_conn *conn, __u8 status, __u8 role);
1437
+
1438
+	ANDROID_KABI_RESERVE(1);
12391439 };
12401440 
12411441 static inline void hci_connect_cfm(struct hci_conn *conn, __u8 status)
....@@ -1464,6 +1664,8 @@
14641664 struct sk_buff *hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen,
14651665 			     const void *param, u32 timeout);
14661666 
1667
+u32 hci_conn_get_phy(struct hci_conn *conn);
1668
+
14671669 /* ----- HCI Sockets ----- */
14681670 void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb);
14691671 void hci_send_to_channel(unsigned short channel, struct sk_buff *skb,
....@@ -1479,6 +1681,7 @@
14791681 #define HCI_MGMT_NO_HDEV	BIT(1)
14801682 #define HCI_MGMT_UNTRUSTED	BIT(2)
14811683 #define HCI_MGMT_UNCONFIGURED	BIT(3)
1684
+#define HCI_MGMT_HDEV_OPTIONAL	BIT(4)
14821685 
14831686 struct hci_mgmt_handler {
14841687 	int (*func) (struct sock *sk, struct hci_dev *hdev, void *data,
....@@ -1493,6 +1696,8 @@
14931696 	size_t handler_count;
14941697 	const struct hci_mgmt_handler *handlers;
14951698 	void (*hdev_init) (struct sock *sk, struct hci_dev *hdev);
1699
+
1700
+	ANDROID_KABI_RESERVE(1);
14961701 };
14971702 
14981703 int hci_mgmt_chan_register(struct hci_mgmt_chan *c);
....@@ -1516,6 +1721,8 @@
15161721 #define DISCOV_INTERLEAVED_INQUIRY_LEN	0x04
15171722 #define DISCOV_BREDR_INQUIRY_LEN	0x08
15181723 #define DISCOV_LE_RESTART_DELAY		msecs_to_jiffies(200)	/* msec */
1724
+#define DISCOV_LE_FAST_ADV_INT_MIN     100     /* msec */
1725
+#define DISCOV_LE_FAST_ADV_INT_MAX     150     /* msec */
15191726 
15201727 void mgmt_fill_version_info(void *ver);
15211728 int mgmt_new_settings(struct hci_dev *hdev);
....@@ -1570,6 +1777,9 @@
15701777 void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
15711778 		      u8 addr_type, s8 rssi, u8 *name, u8 name_len);
15721779 void mgmt_discovering(struct hci_dev *hdev, u8 discovering);
1780
+void mgmt_suspending(struct hci_dev *hdev, u8 state);
1781
+void mgmt_resuming(struct hci_dev *hdev, u8 reason, bdaddr_t *bdaddr,
1782
+		   u8 addr_type);
15731783 bool mgmt_powering_down(struct hci_dev *hdev);
15741784 void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent);
15751785 void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk, bool persistent);